/**
 * Copyright [2011] [Joao Pereira - http://jpereira.eu]
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package eu.jpereira.enterprise.services;

import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

/**
 * @author jpereira
 *
 */
public abstract class AbstractBusinessComponent {

	/**
	 * The EntityManager
	 */
	protected EntityManager em;

	/**
	 * Set the EntityManager instance. The setter method is advisable once you
	 * need to mock this object during unit testing
	 * 
	 * @param em
	 *            the entity manager
	 */
	@PersistenceContext(unitName = "applicationPU")
	public void setEntityManager(EntityManager em) {
		this.em = em;
	}

}
